extermination (n.)

• abolishment
• abolition
• annihilation
• annulment
• bane
• blood
• bloodletting
• bloodshed
• choking
• deracination
• destruction
• dispatch
• elimination
• eradication
• euthanasia
• execution
• extinction
• extirpation
• gore
• immolation
• kill
• killing
• lapidation
• liquidation
• martyrdom
• negation
• nullification
• poisoning
• purge
• sacrifice
• shooting
• slaughter
• slaying
• stifling
• stoning
• strangulation
• suffocation
• suppression
• voiding